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单词 subfossil
释义

subfossiln.adj.

Brit. /ˈsʌbfɒsl/, U.S. /ˈsəbˌfɑs(ə)l/
Origin: Formed within English, by derivation. Etymons: sub- prefix, fossil adj.
Etymology: < sub- prefix + fossil adj. In senses A. 2 and B. after French subfossile (as noun, 1826 or earlier).
A. n.
1. A subterranean deposit that underlies another. Obsolete. rare.
ΚΠ
1806 J. Robertson Traveller's Guide Ireland 98 White limestone is every where traced as a subfossil to the basalt, beneath which there is generally a rich bed of marle.
2. An organism, or a part of one, which has been partly fossilized.Most subfossils are found in Quaternary deposits; a few result from unusual conditions in older deposits.
ΘΚΠ
the world > life > biology > organism > fossil > [noun] > types of
astroite1610
belemnite1646
mussel-stone1660
scallop-stone1668
trochite1676
conchite1677
ophiomorphite1677
pectinite1677
worm-stone1677
musculite1681
serpent-stone1681
sugar-plum1681
glossopetraa1684
ague shell1708
forket1708
mytilite1727
grit1748
phytolithus1761
fairy beads1767
fairy fingers1780
fairy arrow1794
gryphite1794
ram's horn1797
hysterolite1799
tubulite1799
thunder-pick1801
celleporite1808
ceraunite1814
seraph1822
serpulite1828
coprolite1829
subfossil1831
pencil1843
trigonellite1845
buccinite1852
rudist1855
guide fossil1867
witch's cradle1867
coccolith1868
fairy cheeses1869
discolith1871
Portland screw1871
spiniferite1872
cyatholith1875
cryptozoon1883
sabellite1889
palaeospecies1895
homoeomorph1898
rudistid1900
megafossil1932
scolecodont1933
macrofossil1937
hystrichosphere1955
palynomorph1961
acritarch1963
molecular fossil1965
mitrate1967
1831 H. T. De la Beche Geol. Man. ii. 152 At Nice the sub-fossils of St. Hospice have long attracted attention.
1887 Sci. Amer. 12 Mar. 168/2 Its remains [sc. those of Epiornis] occur in recent alluvial deposits, and from their recency are classified as sub-fossils._
1932 Q. Rev. Biol. 7 412/1 Fossils and sub-fossils, probably mostly of Pleistocene age, reveal an old fauna.__
1988 New Scientist 4 Feb. 128 The samples are ‘sub-fossils’, that is, the original organic material still exists, although it has to some extent been compacted and oxidised.
2009 J. A. Coyne Why Evol. is True iv. 110 When the Polynesians arrived in Hawaii about 1,500 years ago, they found about 140 species of native birds (we know this from studies of bird ‘subfossils’.).__
B. adj.
Partly fossilized; buried or embedded in a deposit but not fully petrified.
ΘΚΠ
the world > life > biology > organism > fossil > [adjective]
fossil1665
subfossil1829
anaerobic1878
anaerobian1879
anaerobious1884
anaerobiotic1885
1829 H. T. De la Beche in Trans. Geol. Soc. 3 172 Between Villefranche and St. Hospice, the breccia reposes on a loose light-coloured sand, full of shells, which so nearly resemble those of the Mediterranean, that they have been called sub-fossil: though generally bleached, there are some which retain traces of their native colours.
1851 S. P. Woodward Man. Mollusca i. 130 Struthiolaria... Australia and New Zealand; where alone it occurs sub-fossil.
1880 A. R. Wallace Island Life ii. xix. 389 A small sub-fossil hippopotamus.
1958 R. Garnett tr. B. Heuvelmans On Track of Unknown Animals x. 233 Most moa bones are in a sub-fossil state.
1989 Jrnl. Biogeogr. 16 379/1 Another unexpected finding was the presence of reindeer faecal pellets in the younger of the sub-fossil peat deposits.
2005 C. Tudge Secret Life Trees xii. 281 Fossil and sub-fossil pollen sometimes provides a continuous record of ancient floras over tens of millions of years.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
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n.adj.1806
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